Search a number
-
+
121000011120212 = 22729092758353857
BaseRepresentation
bin11011100000110010000010…
…101011100011111001010100
3120212102111011211010102111012
4123200302002223203321110
5111324431010321321322
61105202345425431352
734325651034356510
oct3340620253437124
9525374154112435
10121000011120212
11356108a88a4964
12116a2742a9b558
135269337ab9c03
1421c4608b6d140
15dec74bd66ae2
hex6e0c82ae3e54

121000011120212 has 48 divisors (see below), whose sum is σ = 242096483973120. Its totient is φ = 51836479276032.

The previous prime is 121000011120161. The next prime is 121000011120223. The reversal of 121000011120212 is 212021110000121.

Adding to 121000011120212 its reverse (212021110000121), we get a palindrome (333021121120333).

It is a super-2 number, since 2×1210000111202122 (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2246663588 + ... + 2246717444.

It is an arithmetic number, because the mean of its divisors is an integer number (5043676749440).

Almost surely, 2121000011120212 is an apocalyptic number.

It is an amenable number.

121000011120212 is an abundant number, since it is smaller than the sum of its proper divisors (121096472852908).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121000011120212 is a wasteful number, since it uses less digits than its factorization.

121000011120212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84360 (or 84358 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

The spelling of 121000011120212 in words is "one hundred twenty-one trillion, eleven million, one hundred twenty thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 2909 5818 11636 20363 27583 40726 53857 55166 81452 107714 110332 193081 215428 376999 386162 753998 772324 1507996 80238947 156670013 160477894 313340026 320955788 561672629 626680052 1096690091 1123345258 1485537631 2193380182 2246690516 2971075262 4386760364 5942150524 10398763417 20797526834 41595053668 4321428968579 8642857937158 17285715874316 30250002780053 60500005560106 121000011120212